Posted by: mvc January 15, 2014
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This really depends on the Relation between two tables. This could be the syntax for two tables containing same column say student_Id.
select *
from table one
where tableone.student_Id NOT IN
( Select tabletwo.student_ID
from table two) ;
select *
from table one
where tableone.student_Id NOT IN
( Select tabletwo.student_ID
from table two) ;